test/buttons.html

<html>
<head>
<link rel="stylesheet" type="text/css" media="screen" href="../dist/w2ui.css" /> 
<script type="text/javascript" src="../libs/jquery/jquery-2.1.4.min.js"></script>
<script type="text/javascript" src="../dist/w2ui.js"></script>
<script>
//<![CDATA[
$(function () {
    $('button').on('click', function () {
        $('#disp').html($(this).val());
    });
});
//]]>
</script>
</head>
<body>
    <div style="padding: 10px">
        <button class="w2ui-btn" value="Gray">Regular</button>
        <button class="w2ui-btn w2ui-btn-blue" value="Blue">Blue</button>
        <button class="w2ui-btn w2ui-btn-green" value="Green">Green</button>
        <button class="w2ui-btn w2ui-btn-orange" value="Orange">Orange</button>
        <button class="w2ui-btn w2ui-btn-red" value="Red">Red</button>
    </div>
    <div style="padding: 10px">
        <button class="w2ui-btn" value="Long">Very, Very, Very Long Button</button>
    </div>
    <div style="padding: 10px">
        <input type="text"/> <button class="w2ui-btn w2ui-btn-small" value="Small">...</button>
    </div>
    <div style="padding: 10px">
        Last Clicked: <span id="disp"></span>
    </div>
    <div style="padding: 10px; padding-top: 50px;">
        Regular HTML Buttons: <br/><br/>
        <input type="button" value="Small"/> <input type="button" value="Very, Very, Very Long Button"/>
    </div>
</body>
</html>